noun
ultra-loose monetary policy
A technical economic term referring to a central bank policy of extremely low interest rates to stimulate the economy.
日本銀行は超低金利金融政策を長期間続けている。
The Bank of Japan has been continuing its ultra-loose monetary policy for a long time.
金融緩和 is a broader term for monetary easing, while 超低金利金融政策 specifically emphasizes the ultra-low interest rate aspect.
Compound of 超 (ultra-) + 低金利 (low interest rate) + 金融政策 (monetary policy).